Nuprl - Proof: exteq prod family singleton vs intseg 1 2

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At: exteq prod family singleton vs intseg 1 2

1. a :

2. a' :

3. a'-a = 1
4. B : {a..a'

}

Type
5. f : {a:

}

B(a)
6. x : {a..a'

}

f(x)

B(x)

By:	Similar to other case

Generated subgoals:

None

About:

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html